Obtain historical and near real time data related to stocks, index and currencies from the Yahoo Finance API.
Installation
You can install the development version of yahoofinancer from GitHub with:
# install.packages("devtools")
devtools::install_github("rsquaredacademy/yahoofinancer")
Quick Start
Ticker
To retrieve data from Yahoo Finance for a single stock, create
an instance of the Ticker class by passing the
company’s ticker symbol as an argument:
aapl <- Ticker$new('aapl')
# get historical market data
aapl$get_history(start = '2022-09-01', interval = '1d')
#> date volume high low open close adj_close
#> 1 2022-09-01 13:30:00 74229900 158.42 154.67 156.64 157.96 157.96
#> 2 2022-09-02 13:30:00 76905200 160.36 154.97 159.75 155.81 155.81
#> 3 2022-09-06 13:30:00 73714800 157.09 153.69 156.47 154.53 154.53
#> 4 2022-09-07 13:30:00 87449600 156.67 153.61 154.82 155.96 155.96
#> 5 2022-09-08 13:30:00 84923800 156.36 152.68 154.64 154.46 154.46
#> 6 2022-09-09 13:30:00 68028800 157.82 154.75 155.47 157.37 157.37
#> 7 2022-09-12 13:30:00 104956000 164.26 159.30 159.59 163.43 163.43
#> 8 2022-09-13 13:30:00 122656600 160.54 153.37 159.90 153.84 153.84
#> 9 2022-09-14 13:30:00 87965400 157.10 153.61 154.79 155.31 155.31
#> 10 2022-09-15 13:30:00 90481100 155.24 151.38 154.65 152.37 152.37
#> 11 2022-09-16 13:30:00 162157000 151.35 148.37 151.21 150.70 150.70
#> 12 2022-09-19 13:30:00 81328800 154.56 149.10 149.31 154.48 154.48
Index
To retrieve data from Yahoo Finance for an index, create an
instance of the Index class by passing the index
symbol as an argument:
nifty_50 <- Index$new('^NSEI')
# get historical data
nifty_50$get_history(start = '2022-09-01', interval = '1d')
#> date volume high low open close adj_close
#> 1 2022-09-01 03:45:00 308500 17695.60 17468.45 17485.70 17542.80 17542.80
#> 2 2022-09-02 03:45:00 256300 17643.85 17476.45 17598.40 17539.45 17539.45
#> 3 2022-09-05 03:45:00 230300 17683.15 17540.35 17546.45 17665.80 17665.80
#> 4 2022-09-06 03:45:00 251200 17764.65 17587.65 17695.70 17655.60 17655.60
#> 5 2022-09-07 03:45:00 354100 17650.75 17484.30 17519.40 17624.40 17624.40
#> 6 2022-09-08 03:45:00 279800 17807.65 17691.95 17748.15 17798.75 17798.75
#> 7 2022-09-09 03:45:00 270300 17925.95 17786.00 17923.35 17833.35 17833.35
#> 8 2022-09-12 03:45:00 228200 17980.55 17889.15 17890.85 17936.35 17936.35
#> 9 2022-09-13 03:45:00 259900 18088.30 18015.45 18044.45 18070.05 18070.05
#> 10 2022-09-14 03:45:00 365900 18091.55 17771.15 17771.15 18003.75 18003.75
#> 11 2022-09-15 03:45:00 289600 18096.15 17861.50 18046.35 17877.40 17877.40
#> 12 2022-09-16 03:45:00 468500 17820.05 17497.25 17796.80 17530.85 17530.85
#> 13 2022-09-19 03:45:00 258300 17667.20 17429.70 17540.65 17622.25 17622.25
#> 14 2022-09-20 06:06:23 0 17879.65 17744.40 17770.40 17858.05 17858.05
Currency
currency_converter('GBP', 'USD', '2022-09-01', '2022-09-10')
#> date high low open close volume adj_close
#> 1 2022-08-31 23:00:00 1.161710 1.150324 1.159689 1.159851 0 1.159851
#> 2 2022-09-01 23:00:00 1.158856 1.153136 1.154734 1.154894 0 1.154894
#> 3 2022-09-04 23:00:00 1.152074 1.144518 1.147855 1.147460 0 1.147460
#> 4 2022-09-05 23:00:00 1.160766 1.149624 1.156885 1.156644 0 1.156644
#> 5 2022-09-06 23:00:00 1.152366 1.140953 1.151278 1.151185 0 1.151185
#> 6 2022-09-07 23:00:00 1.156016 1.146158 1.152246 1.151981 0 1.151981
#> 7 2022-09-08 23:00:00 1.164863 1.151662 1.152047 1.152160 0 1.152160
IMPORTANT LEGAL DISCLAIMER
Yahoo!, Y!Finance, and Yahoo! finance are registered trademarks of Yahoo, Inc.
yahoofinancer is not affiliated, endorsed, or vetted by Yahoo, Inc. It’s an open-source tool that uses Yahoo’s publicly available APIs, and is intended for research and educational purposes.
You should refer to Yahoo!’s terms of use (here, here, and here) for details on your rights to use the actual data downloaded. Remember - the Yahoo! finance API is intended for personal use only.
Code of Conduct
Please note that the yahoofinancer project is released with a Contributor Code of Conduct. By contributing to this project, you agree to abide by its terms.